Alright, let's work through 3942 times 6223 step by step
3942 × 6223 = 6223 × (3942)
+ 6223 × 2 what gives us 12446
+ 6223 × 40 yielding 248920
+ 6223 × 900 what gives us 5600700
+ 6223 × 3000 that is equal 18669000

= 24531066
